Click to expand/collapse all other details

Female Sibyl Biornsson Click to view Sibyl Biornsson in the family tree

Sibyl was born about 0951 in Atholl, Perthshire, Scotland.  Sibyl's father was Earl Siward Biornsson of Northumbria and her mother is Aelfled of Bernicia.  Her paternal grandfather was Biorn Ulfiusson; her maternal grandfather was Aldred of Bernicia. She had a brother named Waltheof.  She was the older of the two children.  She died in 1040 in Scotland.


Sibyl's family with Lord Duncan Mormaer de Isles & Athol

They had two sons named 'Grimus' and Dunegal.

Page last modified

\